The day in the numbers: $9.4 billion

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$9.4 billion: The amount (5 billion pounds) spent in the UK by Britons trying to stay cool during this summer's heatwave, according to a survey, "The Cost of Cool," with sales of ice creams, paddling pools, garden furniture, deodorants and air conditioning units all enjoying booming sales.

26: The percentage of Britons estimated to have invested in electric fans, spending $568 million (300 million pounds).

$62 million: The amount (33 million pounds) spent in three-months on mini-fridges and American-style fridge freezers.

550 million litres: The amount of mineral water bought in July 2006, compared with 435 million liters a year earlier.

60: The percentage who washed more than twice a day, during the heatwave.

51: The percentage of people who used their washing machines twice as often as usual.

$3.7 million: The amount (2 million pounds) spent on bags of ice. 56 percent of the population also gorged on ice cream during the hot spell.

36.5 Celsius: The hottest day (97.3 Fahrenheit) ever recorded in the UK, a measurement taken at Wisley, Surrey in southern England on July 19. The previous high of 36 Celsius had stood since July 1911.